Home / 29,931.68-41,307.52-16,505.92

Finding the Fourth Proportional to 29,931.68, 41,307.52 and 16,505.92

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Solution

The fourth proportional to 29,931.68, 41,307.52 and 16,505.92 is: 22,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.68 : 41,307.52 = 16,505.92 : x
  2. Step 2: Convert to fraction form
    29,931.68/41,307.52 = 16,505.92/x
  3. Step 3: Cross multiply
    29,931.68x = 41,307.52 × 16,505.92
  4. Step 4: Simplify right side
    29,931.68x = 681,818,620.52
  5. Step 5: Solve for x
    x = 681,818,620.52/29,931.68
  6. Step 6: Final answer
    x = 22,779.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.